Multi-point driving photovoltaic cleaning robot

Abstract

The utility model discloses a multi-point driving photovoltaic cleaning robot which comprises a main body, a sealing shell is fixedly connected to the inner top of the main body, a self-locking driving assembly is jointly installed between the sealing shell and the main body, the driving end of the self-locking driving assembly is fixedly connected with a two-way screw rod, and the driving end of the two-way screw rod is fixedly connected with a rotating shaft. The two ends of the two-way screw penetrate through the sealing shell and are rotationally connected with the sealing shell. According to the utility model, through the arrangement of the sealing housing, the self-locking driving assembly, the bidirectional screw rod, the movable cover, the first telescopic brush, the second telescopic brush, the motor and the transmission assembly, the whole body adopts a telescopic design, and the whole body can be adjusted according to the width of the photovoltaic panel, so that the actual use requirement is met, and the whole universality is improved; meanwhile, the first telescopic brush and the second telescopic brush are arranged in a staggered mode, the cleaning requirement for the photovoltaic panel after adjustment can be met, cleaning dead corners are avoided, and due to the fact that double-row cleaning is adopted, the cleaning effect can be guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic cleaning robots, in particular to a multi-point driven photovoltaic cleaning robot. Background Art

[0002] With the transformation of global energy structure and the improvement of environmental protection awareness, solar photovoltaic power generation has been paid more and more attention as a clean and renewable energy. However, during the long-term use of solar photovoltaic panels, dust and dirt are easily accumulated on the surface, which affects the power generation efficiency.

[0003] At present, some areas use photovoltaic cleaning robots to clean the surface of solar photovoltaic panels. Photovoltaic cleaning robots can automatically walk on photovoltaic panels and remove dust and dirt on the surface by brushing, spraying water, etc. to keep the photovoltaic panels clean and power generation efficiency. The emergence of this robot not only improves the power generation efficiency of photovoltaic panels, but also saves manual cleaning costs, reduces water waste, and achieves environmental protection and energy saving.

[0004] The prior art publication number is CN218905382U, which is a multi-point drive photovoltaic cleaning robot, including a body and a roller brush, a battery is installed inside the body, and roller brushes are symmetrically connected to the bottom surface of the body on both sides. Sprockets are provided at the front ends of two roller brushes, and the two sprockets are connected together by a chain. A cleaning motor is connected to the rear end of one of the roller brushes, and drive components are installed at both the front and rear ends of the body.

[0005] The driving components of the photovoltaic cleaning robot are plugged into both ends of the body for easy disassembly and assembly. However, in actual use, it still has some defects. The overall width of the photovoltaic cleaning robot is set so that it can only clean photovoltaic panels with a width that matches it, and cannot be adjusted according to actual needs, resulting in poor overall versatility. For this reason, improvements are proposed. Utility Model Content

[0006] The utility model is a multi-point driven photovoltaic cleaning robot proposed to solve the shortcomings in the prior art.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a multi-point drive photovoltaic cleaning robot, comprising a main body, a sealed shell is fixedly connected to the inner top of the main body, a self-locking drive assembly is installed between the sealed shell and the main body, a bidirectional screw is fixedly connected to the driving end of the self-locking drive assembly, and both ends of the bidirectional screw are penetrated through the sealed shell and rotatably connected thereto;

[0008] The outer surface of the bidirectional screw is symmetrically threaded with two movable covers, and the inner walls on both sides of the main body are slidably connected to the two movable covers. Two first telescopic brushes and two second telescopic brushes are rotatably connected between the two movable covers, and the first telescopic brushes and the second telescopic brushes are staggered.

[0009] A motor is fixedly installed inside a single movable cover, and a driving end of the motor is connected to an adjacent first telescopic brush;

[0010] A transmission assembly is installed inside the other movable cover, and the transmission assembly is connected to the first telescopic brush and the second telescopic brush.

[0011] Furthermore, the self-locking drive assembly includes a screw head, and the screw head is arranged on one side of the outer surface of the main body, one end of the screw head is fixedly connected to a worm, and the worm penetrates the outer wall of the main body and extends to the interior of the sealed shell, the worm is rotatably connected to the main body and the sealed shell, one side of the outer surface of the worm is meshingly connected to a worm wheel, and the worm wheel is fixedly sleeved on the outer surface of the bidirectional screw, the worm and the worm wheel have self-locking properties, and when the worm does not rotate, the worm wheel cannot rotate under the action of external force.

[0012] Furthermore, a locking bolt is threadedly connected to one side of the top of the main body, and the locking bolt abuts against the shaft of the worm. The locking screw has a tightening effect on the worm to prevent it from loosening due to vibration.

[0013] Furthermore, the two first telescopic brushes each include a first spline shaft, and the first spline shaft is rotatably connected to an adjacent movable cover, a first spiral roller brush is slidably sleeved on an outer surface of the first spline shaft, and the first spiral roller brush is rotatably connected to another movable cover, and a drive shaft of the motor is fixedly connected to the adjacent first spiral roller brush, and the two movable covers have a supporting effect on the first telescopic brush, which is facilitating the installation and use of the first telescopic brush.

[0014] Furthermore, the two second telescopic brushes each include a second spline shaft, and the second spline shaft is rotatably connected to the adjacent movable cover, and the second spline shaft and the first spiral roller brush are located on the same movable cover, the outer surface of the second spline shaft is slidably sleeved with the second spiral roller brush, and the second spiral roller brush is rotatably connected to the adjacent movable cover, and the two movable covers have a supporting effect on the second telescopic brush, which is facilitating the installation and use of the second telescopic brush.

[0015] Furthermore, the transmission assembly includes four large gears, and the large gears are rotatably installed on the inner wall of one side of the adjacent movable cover, and their mounting shafts are respectively fixedly connected to the adjacent first spline shaft and the second spiral roller brush, and a small gear is meshed and connected between two adjacent large gears, which has a transmission effect and is convenient for synchronously driving the four telescopic brushes to rotate.

[0016] Furthermore, one end of the two movable covers is fixedly connected with a driving mechanism, and the arrangement of the driving mechanism is conducive to the overall movement along the photovoltaic panel.

[0017] Beneficial effects of the utility model:

[0018] When the utility model is in use, the multi-point drive photovoltaic cleaning robot adopts a telescopic design through the arranged sealed shell, self-locking drive assembly, bidirectional screw, movable cover, first telescopic brush, second telescopic brush, motor and transmission assembly. The whole body can be adjusted according to the width of the photovoltaic panel to meet the actual use needs and improve the overall versatility. At the same time, the first telescopic brush and the second telescopic brush are staggered, which can not only meet the cleaning needs of the photovoltaic panel after adjustment and avoid cleaning dead corners, but also can ensure the cleaning effect due to the adoption of double-row cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solution of the present invention, the drawings required for use in the description of the specific implementation methods will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 : A three-dimensional diagram of the utility model;

[0021] Figure 2 : A partial side sectional view of the utility model;

[0022] Figure 3 : A partial top view of the utility model.

[0023] The reference numerals are as follows:

[0024] 1. Main body; 2. Driving mechanism; 3. Locking bolt; 4. First spiral roller brush; 5. Movable cover; 6. Second spiral roller brush; 7. Second spline shaft; 8. Sealing housing; 9. Worm gear; 10. Bidirectional screw; 11. Worm; 12. Screw head; 13. Motor; 14. First spline shaft; 15. Large gear; 16. Small gear. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] like Figures 1 to 3 As shown, it relates to a multi-point drive photovoltaic cleaning robot, including a main body 1, a sealed shell 8 is fixedly connected to the inner top of the main body 1, a self-locking drive component is installed between the sealed shell 8 and the main body 1, a driving end of the self-locking drive component is fixedly connected to a bidirectional screw 10, and both ends of the bidirectional screw 10 are arranged through the sealed shell 8 and are rotatably connected thereto, the self-locking drive component includes a screw head 12, and the screw head 12 is arranged on one side of the outer surface of the main body 1, a hidden groove is opened on one side of the outer surface of the main body 1, and the screw head 12 is arranged in the hidden groove, and when in use, it can be opened through the outside The electric wrench is driven to run and can avoid accidental contact when not in use. One end of the screw head 12 is fixedly connected to a worm 11, and the worm 11 penetrates the outer wall of the main body 1 and extends to the inside of the sealed shell 8. The worm 11 is rotatably connected to the main body 1 and the sealed shell 8. One side of the outer surface of the worm 11 is meshed with a worm wheel 9, and the worm wheel 9 is fixedly sleeved on the outer surface of the bidirectional screw 10. A locking bolt 3 is threadedly connected to one side of the top of the main body 1, and the locking bolt 3 abuts against the axis of the worm 11. The locking bolt 3 can lock the worm 11 to prevent it from rotating due to vibration.

[0027] The outer surface of the bidirectional screw 10 is symmetrically threaded with two movable covers 5, and the bidirectional screw 10 can drive the two movable covers 5 to separate from or approach each other, and the inner walls on both sides of the main body 1 are slidably connected to the two movable covers 5. The main body 1 has a limiting effect on the movable covers 5, which can ensure the stability of the movement of the movable covers 5. Two first telescopic brushes and two second telescopic brushes are rotatably connected between the two movable covers 5, and the first telescopic brushes and the second telescopic brushes are staggered. A motor 13 is fixedly installed inside a single movable cover 5, and the driving end of the motor 13 is connected to the adjacent first telescopic brush. A transmission assembly is installed inside the other movable cover 5, and the transmission assembly is connected to the first telescopic brush and the second telescopic brush. The two first telescopic brushes both include a first spline shaft 14, and the first spline shaft 14 is rotatably connected to the adjacent movable cover 5. The outer surface of the first spline shaft 14 is slidably sleeved with a first spiral roller brush 4, and the first spiral roller brush 4 It is rotationally connected to another movable cover 5, and the driving shaft of the motor 13 is fixedly connected to the adjacent first spiral roller brush 4. The two second telescopic brushes each include a second spline shaft 7, and the second spline shaft 7 is rotationally connected to the adjacent movable cover 5, and the second spline shaft 7 and the first spiral roller brush 4 are located on the same movable cover 5. The outer surface of the second spline shaft 7 is slidably sleeved with the second spiral roller brush 6, and the second spiral roller brush 6 is rotationally connected to the adjacent movable cover 5. The transmission assembly includes four large gears 15, and the large gear 15 is rotatably installed on the inner wall of one side of the adjacent movable cover 5, and its mounting shaft is respectively fixedly connected to the adjacent first spline shaft 14 and the second spiral roller brush 6, and a small gear 16 is meshed and connected between the two adjacent large gears 15, which can synchronously drive the two second spiral roller brushes 6 and the two first spiral roller brushes 4 to rotate, and the two second spiral roller brushes 6 are staggered front to back and left to right with the two first spiral roller brushes 4.

[0028] One end of the two movable covers 5 is fixedly connected with a driving mechanism 2, which is a prior art and has been described in detail in a multi-point drive photovoltaic cleaning robot with a prior art publication number of CN218905382U, which is conducive to driving the entire body to move along the photovoltaic panel.

[0029] Working principle: when adjusting the overall width, the screw head 12 is driven to rotate by an external electric wrench, the screw head 12 drives the worm 11 to rotate, the worm 11 drives the bidirectional screw 10 to rotate through the worm gear 9, thereby driving the two movable covers 5 to separate from each other, and also changing the length of the first telescopic brush and the second telescopic brush until the setting is reached; during the cleaning process, the motor 13 drives the first spiral roller brush 4 connected thereto to rotate, and the rotating first spiral roller brush 4 drives the large gear 15 connected thereto to rotate through the corresponding first spline shaft 14, and the large gear 15 cooperates with the small gear 16 to drive the two first telescopic brushes and the second telescopic brush to rotate, so as to facilitate the cleaning of the photovoltaic panels.

[0030] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to only specific implementation methods. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A multi-point driven photovoltaic cleaning robot, comprising a main body (1), characterized in that: A sealing shell (8) is fixedly connected to the inner top of the main body (1), a self-locking drive assembly is installed between the sealing shell (8) and the main body (1), a bidirectional screw (10) is fixedly connected to the driving end of the self-locking drive assembly, and both ends of the bidirectional screw (10) are arranged through the sealing shell (8) and are rotatably connected thereto; The outer surface of the bidirectional screw (10) is symmetrically threadedly sleeved with two movable covers (5), and the inner walls on both sides of the main body (1) are slidably connected to the two movable covers (5), and the two movable covers (5) are rotatably connected to two first telescopic brushes and two second telescopic brushes, and the first telescopic brushes and the second telescopic brushes are staggered. A motor (13) is fixedly installed inside a single movable cover (5), and a driving end of the motor (13) is connected to an adjacent first telescopic brush; A transmission assembly is installed inside the other movable cover (5), and the transmission assembly is connected to the first telescopic brush and the second telescopic brush.

2. A multi-point driven photovoltaic cleaning robot according to claim 1, characterized in that: The self-locking drive assembly comprises a screw head (12), and the screw head (12) is arranged on one side of the outer surface of the main body (1); one end of the screw head (12) is fixedly connected to a worm (11), and the worm (11) passes through the outer wall of the main body (1) and extends to the inside of the sealed shell (8); the worm (11) is rotationally connected to the main body (1) and the sealed shell (8); one side of the outer surface of the worm (11) is meshingly connected to a worm wheel (9), and the worm wheel (9) is fixedly sleeved on the outer surface of the bidirectional screw (10).

3. A multi-point driven photovoltaic cleaning robot according to claim 2, characterized in that: A locking bolt (3) is threadedly connected to one side of the top of the main body (1), and the locking bolt (3) abuts against the shaft of the worm (11).

4. The multi-point driven photovoltaic cleaning robot according to claim 1, characterized in that: The two first telescopic brushes each comprise a first spline shaft (14), and the first spline shaft (14) is rotationally connected to an adjacent movable cover (5), a first spiral roller brush (4) is slidably sleeved on the outer surface of the first spline shaft (14), and the first spiral roller brush (4) is rotationally connected to another movable cover (5), and a drive shaft of the motor (13) is fixedly connected to an adjacent first spiral roller brush (4).

5. A multi-point driven photovoltaic cleaning robot according to claim 4, characterized in that: The two second telescopic brushes each comprise a second spline shaft (7), and the second spline shaft (7) is rotationally connected to an adjacent movable cover (5), and the second spline shaft (7) and the first spiral roller brush (4) are located on the same movable cover (5), and a second spiral roller brush (6) is slidably sleeved on the outer surface of the second spline shaft (7), and the second spiral roller brush (6) is rotationally connected to an adjacent movable cover (5).

6. A multi-point driven photovoltaic cleaning robot according to claim 5, characterized in that: The transmission assembly comprises four large gears (15), and the large gears (15) are rotatably mounted on the inner wall of one side of the adjacent movable cover (5), and the mounting shafts thereof are respectively fixedly connected to the adjacent first spline shaft (14) and the second spiral roller brush (6), and a small gear (16) is meshedly connected between two adjacent large gears (15).

7. The multi-point driven photovoltaic cleaning robot according to claim 1, characterized in that: One end of the two movable covers (5) is fixedly plugged with a driving mechanism (2).

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